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. 2023 Sep 7;12(6):3083–3098. doi: 10.1007/s40123-023-00794-x

Table 2.

Ocular pharmacokinetics and patient factors according to the brimonidine-related studied

Ocular pharmacokinetics n Over all Study
Aiphagan Aibeta Ailamide
Median (IQR) n Median (IQR) n Median (IQR) n Median (IQR)
Aqueous humor concentrations (nM)
 Brimonidine 40 294 (160–542) 22 229 (120–579) 8 294 (181–515) 10 432 (172–521)
 Timolol 8 3220 (1870–4620) NA 8 3220 (1870–4620) NA
 Brinzolamide 10 840 (521–1710) NA NA 10 840 (521–1710)
Vitreous humor concentrations (nM)
 Brimonidine 42 3.69 (2.70–6.11) 24 3.48 (2.81–5.94) 8 3.77 (1.47–8.75) 10 5.15 (3.19–6.00)
 Timolol 8 48.6 (21.8–108) NA 8 48.6 (21.8–108) NA
 Brinzolamide 10 8.23 (4.94–10.8) NA NA 10 8.23 (4.94–10.8)
 Patient factors
 Corneal thickness (µm) 18 528 (512–552) NA 8 530 (513–569) 10 528 (507–549)
 Corneal endothelial cell density 18 2535 (2393–2712) NA 8 2501 (2261–2790) 10 2535 (2434–2712)
 Tear secretion (mm) 17 6 (4–9) NA 7 8 (5–9) 10 5 (4–14)
 Eye axial length (mm) 18 24.3 (23.5–25.8) NA 8 23.9 (22.6–25.8) 10 24.5 (23.6–26.2)
 Height (cm) 42 158 (151–163) 24 155 (150–162) 8 159 (153–170) 10 158 (150–164)
 Weight (kg) 42 57.2 (50.9–60.3) 24 57.6 (51.1–60.1) 8 57.5 (50.0–70.4) 10 53.6 (49.8–61.9)
 BMI 42 22.9 (21.3–25.0) 24 22.8 (22.0–25.2) 8 23.3 (20.1–25.1) 10 22.7 (19.0–25.1)

IQR interquartile range, NA not applicable, BMI body mass index